Differential Cross Sections for Electron Impact Ionization of Helium
2009 ◽
Vol 194
(4)
◽
pp. 042043
2005 ◽
Vol 38
(8)
◽
pp. 1371-1379
◽
1997 ◽
pp. 163-167
2010 ◽
Vol 43
(20)
◽
pp. 205202
◽